Home / 41,947.12-62,906.94-13,860.64

Finding the Fourth Proportional to 41,947.12, 62,906.94 and 13,860.64

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Solution

The fourth proportional to 41,947.12, 62,906.94 and 13,860.64 is: 20,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,947.12 : 62,906.94 = 13,860.64 : x
  2. Step 2: Convert to fraction form
    41,947.12/62,906.94 = 13,860.64/x
  3. Step 3: Cross multiply
    41,947.12x = 62,906.94 × 13,860.64
  4. Step 4: Simplify right side
    41,947.12x = 871,930,448.84
  5. Step 5: Solve for x
    x = 871,930,448.84/41,947.12
  6. Step 6: Final answer
    x = 20,786.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.